Technics RS-DV290EG Service Manual page 42

A
MAIN CIRCUIT
Q807
2SB621ARSTA
SOLENOID DRIVE
10.3V
0V
B
MECHANISM CIRCUIT (DECK1)
R952
820
R953
39K
IC951
0N2180RLC1
PHOTO
INTERRUPTER
3 4
1 2
C
MECHANISM CIRCUIT (DECK2)
R972
820
Z971
25K 25K 25K
1 2 3 4 5
5V
IC971
0N2180RLC1
PHOTO
INTERRUPTER
2 1
4 3
13
5V
Q809
DTC143EUT106
SOLENOID DRIVE
R802 R823
560 560
10.3V 10.2V
0V
D951
MA165TA
SOLENOID
5V
D971
MA165TA
SOLENOID
A
B
C
D
6 7
D
B
C
R973
39K
A
14 15
:POSITIVE VOLTAGE LINE
D L
Q810
DTC143EUT106
SOLENOID DRIVE
10.3V
R824
560
10.2V
0V 0V
0V
Q803
2SD592ARSTA
MOTOR DRIVE
9.8V
0V
CP901
CS951
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
CP306
CAPSTAN
MOTOR 1
(DECK1)
2
M
A
3
R805 R803
3.9K 10K
B
4
TAPE SPEED
ADJ.(DECK1)
A B H
CS971 CP902
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
CP305
CAPSTAN
1
MOTOR
(DECK2)
2
M
A
3
R810 R808
10K
B
4
16
: RECORDING SIGNAL LINE : PLAYBACK SIGNAL LINE
Q808
2SB621ARSTA
SOLENOID DRIVE
R812
10.3V
560
10.3V
0V
Q805
DTA143EUT106
MOTOR DRIVE
R814
470
0V 5V
0V
5V
5V
E
P
S
F
Q
10.3V
VR801
5K(B)
G K
A
B
C
5V
Q806
DTA143EUT106
MOTOR DRIVE
0V
Q804
2SD592ARSTA
R820
MOTOR DRIVE
2.2
0V
10.3V
3.9K
VR803
TAPE SPEED
5K(B)
ADJ.(DECK2)
17 18
L7
10
C
50
Q
D
R
5V
5V
0.8V
0V
19